/Engine/Source/Runtime/Online/BuildPatchServices/Public/Interfaces/IBuildPatchServicesModule.h
Takes two manifests as input and outputs the details of the patch. NOTE: THIS function is blocking and will not return until finished. Don't run on main thread.
true if successful.
bool DiffManifests ( const [BuildPatchServices::FDiffManifestsConfiguration](API\Runtime\BuildPatchServices\FDiffManifestsConfiguration) & Configuration )